Tabou: Bound in Sin by Beckett Riley

Trapped between societal boundaries, siblings Tom and Theia Edwards thought they knew all about the family business they just inherited from their father. When the true nature of his dealings are revealed, they are thrust into the savage world of drug smuggling for a Mexican cartel.Forced to continue the work their father once did or suffer the consequences of having their darkest secret exposed, they embark on a journey that will reel them into a nest of vipers full of deceit and betrayal at every turn. But underestimating the forbidden and unbreakable bond between Tom and Theia can prove to be just as deadly to anyone standing in their way.